Adapter plug for a vehicle cigarette lighter



FIG. 1 is a top, front perspective view of an adapter plug for a vehicle cigarette lighter showing our new design, the bottom view being a mirror image of the top, except for the latch portion thereof;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image;

FIG. 3 is a rear elevational view thereof. 

The ornamental design for an adapter plug for a vehicle cigarette lighter, as shown and described. 